例句與造句

1. During the period of up - stream transmission , the optical signals emitted from onu reach office center by fiber cable with different length . amplitude and phase of signals received are different . intervals between every framing signal are very short of only 30 bit , i . e . 192ns ( 155 . 52mb / s ) , the power difference of two signals can arrive at 15db ( g . 983 suggestions )
   在上行信號(hào)回傳時(shí)，由于從各onu端發(fā)出的光信號(hào)是經(jīng)過長短不一的光纜到達(dá)局端，所以接收到的各路幀包信號(hào)的幅度和相位都不相同，各幀包信號(hào)之間的時(shí)間間隔很小，僅30bits左右，即192ns ( 155 . 52mbps時(shí)) ，且兩路光功率之差可達(dá)15db ( g . 983建議) ，因此上行回傳需采用特殊的“突發(fā)模式光發(fā)射和接收”器件。
2. It's difficult to find frame signal in a sentence. 用frame signal造句挺難的